Nutritious, resource-efficient, and widely available: Insects may not be everyone’s cup of tea, but could they help feed the planet’s growing population? Hong Kong-based startup Livin Farms offers home cooks a clean, easy way to get a jump-start on embracing the food of the future.

Some 3 million people in China live without electricity, making daily activities such as studying difficult. Social entrepreneur Quan Quan Zhang has developed a low-cost solar lamp to help children in China's remote areas gain an education.